Home / 92,852.28-139,152.30-42,822.36

Finding the Fourth Proportional to 92,852.28, 139,152.30 and 42,822.36

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Solution

The fourth proportional to 92,852.28, 139,152.30 and 42,822.36 is: 64,175.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,852.28 : 139,152.30 = 42,822.36 : x
  2. Step 2: Convert to fraction form
    92,852.28/139,152.30 = 42,822.36/x
  3. Step 3: Cross multiply
    92,852.28x = 139,152.30 × 42,822.36
  4. Step 4: Simplify right side
    92,852.28x = 5,958,829,885.43
  5. Step 5: Solve for x
    x = 5,958,829,885.43/92,852.28
  6. Step 6: Final answer
    x = 64,175.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.